nothing

Fork of FATFileSystem by mbed official

Revision:
5:b3b3370574cf
Parent:
1:46ce1e16c870
Child:
6:a5fcdbf92056
diff -r 3ff2606d5713 -r b3b3370574cf ChaN/ff.h
--- a/ChaN/ff.h	Thu Aug 28 13:15:31 2014 +0100
+++ b/ChaN/ff.h	Thu Aug 13 10:15:39 2015 +0100
@@ -1,29 +1,30 @@
 /*---------------------------------------------------------------------------/
-/  FatFs - FAT file system module include file  R0.09a    (C)ChaN, 2012
+/  FatFs - FAT file system module include R0.11     (C)ChaN, 2015
 /----------------------------------------------------------------------------/
-/ FatFs module is a generic FAT file system module for small embedded systems.
-/ This is a free software that opened for education, research and commercial
-/ developments under license policy of following terms.
+/ FatFs module is a free software that opened under license policy of
+/ following conditions.
+/
+/ Copyright (C) 2015, ChaN, all right reserved.
 /
-/  Copyright (C) 2012, ChaN, all right reserved.
+/ 1. Redistributions of source code must retain the above copyright notice,
+/    this condition and the following disclaimer.
 /
-/ * The FatFs module is a free software and there is NO WARRANTY.
-/ * No restriction on use. You can use, modify and redistribute it for
-/   personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY.
-/ * Redistributions of source code must retain the above copyright notice.
-/
-/----------------------------------------------------------------------------*/
+/ This software is provided by the copyright holder and contributors "AS IS"
+/ and any warranties related to this software are DISCLAIMED.
+/ The copyright owner or contributors be NOT LIABLE for any damages caused
+/ by use of this software.
+/---------------------------------------------------------------------------*/
+
 
 #ifndef _FATFS
-#define _FATFS  4004    /* Revision ID */
+#define _FATFS	32020	/* Revision ID */
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#include "integer.h"    /* Basic integer types */
-#include "ffconf.h"     /* FatFs configuration options */
-
+#include "integer.h"	/* Basic integer types */
+#include "ffconf.h"		/* FatFs configuration options */
 #if _FATFS != _FFCONF
 #error Wrong configuration file (ffconf.h).
 #endif
@@ -32,18 +33,18 @@
 
 /* Definitions of volume management */
 
-#if _MULTI_PARTITION        /* Multiple partition configuration */
+#if _MULTI_PARTITION		/* Multiple partition configuration */
 typedef struct {
-    BYTE pd;    /* Physical drive number */
-    BYTE pt;    /* Partition: 0:Auto detect, 1-4:Forced partition) */
+	BYTE pd;	/* Physical drive number */
+	BYTE pt;	/* Partition: 0:Auto detect, 1-4:Forced partition) */
 } PARTITION;
-extern PARTITION VolToPart[];   /* Volume - Partition resolution table */
-#define LD2PD(vol) (VolToPart[vol].pd)  /* Get physical drive number */
-#define LD2PT(vol) (VolToPart[vol].pt)  /* Get partition index */
+extern PARTITION VolToPart[];	/* Volume - Partition resolution table */
+#define LD2PD(vol) (VolToPart[vol].pd)	/* Get physical drive number */
+#define LD2PT(vol) (VolToPart[vol].pt)	/* Get partition index */
 
-#else                           /* Single partition configuration */
-#define LD2PD(vol) (BYTE)(vol)  /* Each logical drive is bound to the same physical drive number */
-#define LD2PT(vol) 0            /* Always mounts the 1st partition or in SFD */
+#else							/* Single partition configuration */
+#define LD2PD(vol) (BYTE)(vol)	/* Each logical drive is bound to the same physical drive number */
+#define LD2PT(vol) 0			/* Find first valid partition or in SFD */
 
 #endif
 
@@ -51,9 +52,9 @@
 
 /* Type of path name strings on FatFs API */
 
-#if _LFN_UNICODE            /* Unicode string */
+#if _LFN_UNICODE			/* Unicode string */
 #if !_USE_LFN
-#error _LFN_UNICODE must be 0 in non-LFN cfg.
+#error _LFN_UNICODE must be 0 at non-LFN cfg.
 #endif
 #ifndef _INC_TCHAR
 typedef WCHAR TCHAR;
@@ -61,7 +62,7 @@
 #define _TEXT(x) L ## x
 #endif
 
-#else                       /* ANSI/OEM string */
+#else						/* ANSI/OEM string */
 #ifndef _INC_TCHAR
 typedef char TCHAR;
 #define _T(x) x
@@ -75,35 +76,35 @@
 /* File system object structure (FATFS) */
 
 typedef struct {
-    BYTE    fs_type;        /* FAT sub-type (0:Not mounted) */
-    BYTE    drv;            /* Physical drive number */
-    BYTE    csize;          /* Sectors per cluster (1,2,4...128) */
-    BYTE    n_fats;         /* Number of FAT copies (1,2) */
-    BYTE    wflag;          /* win[] dirty flag (1:must be written back) */
-    BYTE    fsi_flag;       /* fsinfo dirty flag (1:must be written back) */
-    WORD    id;             /* File system mount ID */
-    WORD    n_rootdir;      /* Number of root directory entries (FAT12/16) */
-#if _MAX_SS != 512
-    WORD    ssize;          /* Bytes per sector (512, 1024, 2048 or 4096) */
+	BYTE	fs_type;		/* FAT sub-type (0:Not mounted) */
+	BYTE	drv;			/* Physical drive number */
+	BYTE	csize;			/* Sectors per cluster (1,2,4...128) */
+	BYTE	n_fats;			/* Number of FAT copies (1 or 2) */
+	BYTE	wflag;			/* win[] flag (b0:dirty) */
+	BYTE	fsi_flag;		/* FSINFO flags (b7:disabled, b0:dirty) */
+	WORD	id;				/* File system mount ID */
+	WORD	n_rootdir;		/* Number of root directory entries (FAT12/16) */
+#if _MAX_SS != _MIN_SS
+	WORD	ssize;			/* Bytes per sector (512, 1024, 2048 or 4096) */
 #endif
 #if _FS_REENTRANT
-    _SYNC_t sobj;           /* Identifier of sync object */
+	_SYNC_t	sobj;			/* Identifier of sync object */
 #endif
 #if !_FS_READONLY
-    DWORD   last_clust;     /* Last allocated cluster */
-    DWORD   free_clust;     /* Number of free clusters */
-    DWORD   fsi_sector;     /* fsinfo sector (FAT32) */
+	DWORD	last_clust;		/* Last allocated cluster */
+	DWORD	free_clust;		/* Number of free clusters */
 #endif
 #if _FS_RPATH
-    DWORD   cdir;           /* Current directory start cluster (0:root) */
+	DWORD	cdir;			/* Current directory start cluster (0:root) */
 #endif
-    DWORD   n_fatent;       /* Number of FAT entries (= number of clusters + 2) */
-    DWORD   fsize;          /* Sectors per FAT */
-    DWORD   fatbase;        /* FAT start sector */
-    DWORD   dirbase;        /* Root directory start sector (FAT32:Cluster#) */
-    DWORD   database;       /* Data start sector */
-    DWORD   winsect;        /* Current sector appearing in the win[] */
-    BYTE    win[_MAX_SS];   /* Disk access window for Directory, FAT (and Data on tiny cfg) */
+	DWORD	n_fatent;		/* Number of FAT entries, = number of clusters + 2 */
+	DWORD	fsize;			/* Sectors per FAT */
+	DWORD	volbase;		/* Volume start sector */
+	DWORD	fatbase;		/* FAT start sector */
+	DWORD	dirbase;		/* Root directory start sector (FAT32:Cluster#) */
+	DWORD	database;		/* Data start sector */
+	DWORD	winsect;		/* Current sector appearing in the win[] */
+	BYTE	win[_MAX_SS];	/* Disk access window for Directory, FAT (and file data at tiny cfg) */
 } FATFS;
 
 
@@ -111,62 +112,68 @@
 /* File object structure (FIL) */
 
 typedef struct {
-    FATFS*  fs;             /* Pointer to the related file system object */
-    WORD    id;             /* File system mount ID of the related file system object */
-    BYTE    flag;           /* File status flags */
-    BYTE    pad1;
-    DWORD   fptr;           /* File read/write pointer (0ed on file open) */
-    DWORD   fsize;          /* File size */
-    DWORD   sclust;         /* File data start cluster (0:no data cluster, always 0 when fsize is 0) */
-    DWORD   clust;          /* Current cluster of fpter */
-    DWORD   dsect;          /* Current data sector of fpter */
+	FATFS*	fs;				/* Pointer to the related file system object (**do not change order**) */
+	WORD	id;				/* Owner file system mount ID (**do not change order**) */
+	BYTE	flag;			/* Status flags */
+	BYTE	err;			/* Abort flag (error code) */
+	DWORD	fptr;			/* File read/write pointer (Zeroed on file open) */
+	DWORD	fsize;			/* File size */
+	DWORD	sclust;			/* File start cluster (0:no cluster chain, always 0 when fsize is 0) */
+	DWORD	clust;			/* Current cluster of fpter (not valid when fprt is 0) */
+	DWORD	dsect;			/* Sector number appearing in buf[] (0:invalid) */
 #if !_FS_READONLY
-    DWORD   dir_sect;       /* Sector containing the directory entry */
-    BYTE*   dir_ptr;        /* Pointer to the directory entry in the window */
+	DWORD	dir_sect;		/* Sector number containing the directory entry */
+	BYTE*	dir_ptr;		/* Pointer to the directory entry in the win[] */
 #endif
 #if _USE_FASTSEEK
-    DWORD*  cltbl;          /* Pointer to the cluster link map table (null on file open) */
+	DWORD*	cltbl;			/* Pointer to the cluster link map table (Nulled on file open) */
 #endif
 #if _FS_LOCK
-    UINT    lockid;         /* File lock ID (index of file semaphore table Files[]) */
+	UINT	lockid;			/* File lock ID origin from 1 (index of file semaphore table Files[]) */
 #endif
 #if !_FS_TINY
-    BYTE    buf[_MAX_SS];   /* File data read/write buffer */
+	BYTE	buf[_MAX_SS];	/* File private data read/write window */
 #endif
 } FIL;
 
 
 
-/* Directory object structure (DIR) */
+/* Directory object structure (FATFS_DIR) */
 
 typedef struct {
-    FATFS*  fs;             /* Pointer to the owner file system object */
-    WORD    id;             /* Owner file system mount ID */
-    WORD    index;          /* Current read/write index number */
-    DWORD   sclust;         /* Table start cluster (0:Root dir) */
-    DWORD   clust;          /* Current cluster */
-    DWORD   sect;           /* Current sector */
-    BYTE*   dir;            /* Pointer to the current SFN entry in the win[] */
-    BYTE*   fn;             /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */
+	FATFS*	fs;				/* Pointer to the owner file system object (**do not change order**) */
+	WORD	id;				/* Owner file system mount ID (**do not change order**) */
+	WORD	index;			/* Current read/write index number */
+	DWORD	sclust;			/* Table start cluster (0:Root FATFS_DIR) */
+	DWORD	clust;			/* Current cluster */
+	DWORD	sect;			/* Current sector */
+	BYTE*	FATFS_DIR;			/* Pointer to the current SFN entry in the win[] */
+	BYTE*	fn;				/* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */
+#if _FS_LOCK
+	UINT	lockid;			/* File lock ID (index of file semaphore table Files[]) */
+#endif
 #if _USE_LFN
-    WCHAR*  lfn;            /* Pointer to the LFN working buffer */
-    WORD    lfn_idx;        /* Last matched LFN index number (0xFFFF:No LFN) */
+	WCHAR*	lfn;			/* Pointer to the LFN working buffer */
+	WORD	lfn_idx;		/* Last matched LFN index number (0xFFFF:No LFN) */
+#endif
+#if _USE_FIND
+	const TCHAR*	pat;	/* Pointer to the name matching pattern */
 #endif
 } FATFS_DIR;
 
 
 
-/* File status structure (FILINFO) */
+/* File information structure (FILINFO) */
 
 typedef struct {
-    DWORD   fsize;          /* File size */
-    WORD    fdate;          /* Last modified date */
-    WORD    ftime;          /* Last modified time */
-    BYTE    fattrib;        /* Attribute */
-    TCHAR   fname[13];      /* Short file name (8.3 format) */
+	DWORD	fsize;			/* File size */
+	WORD	fdate;			/* Last modified date */
+	WORD	ftime;			/* Last modified time */
+	BYTE	fattrib;		/* Attribute */
+	TCHAR	fname[13];		/* Short file name (8.3 format) */
 #if _USE_LFN
-    TCHAR*  lfname;         /* Pointer to the LFN buffer */
-    UINT    lfsize;         /* Size of LFN buffer in TCHAR */
+	TCHAR*	lfname;			/* Pointer to the LFN buffer */
+	UINT 	lfsize;			/* Size of LFN buffer in TCHAR */
 #endif
 } FILINFO;
 
@@ -175,26 +182,26 @@
 /* File function return code (FRESULT) */
 
 typedef enum {
-    FR_OK = 0,              /* (0) Succeeded */
-    FR_DISK_ERR,            /* (1) A hard error occurred in the low level disk I/O layer */
-    FR_INT_ERR,             /* (2) Assertion failed */
-    FR_NOT_READY,           /* (3) The physical drive cannot work */
-    FR_NO_FILE,             /* (4) Could not find the file */
-    FR_NO_PATH,             /* (5) Could not find the path */
-    FR_INVALID_NAME,        /* (6) The path name format is invalid */
-    FR_DENIED,              /* (7) Access denied due to prohibited access or directory full */
-    FR_EXIST,               /* (8) Access denied due to prohibited access */
-    FR_INVALID_OBJECT,      /* (9) The file/directory object is invalid */
-    FR_WRITE_PROTECTED,     /* (10) The physical drive is write protected */
-    FR_INVALID_DRIVE,       /* (11) The logical drive number is invalid */
-    FR_NOT_ENABLED,         /* (12) The volume has no work area */
-    FR_NO_FILESYSTEM,       /* (13) There is no valid FAT volume */
-    FR_MKFS_ABORTED,        /* (14) The f_mkfs() aborted due to any parameter error */
-    FR_TIMEOUT,             /* (15) Could not get a grant to access the volume within defined period */
-    FR_LOCKED,              /* (16) The operation is rejected according to the file sharing policy */
-    FR_NOT_ENOUGH_CORE,     /* (17) LFN working buffer could not be allocated */
-    FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > _FS_SHARE */
-    FR_INVALID_PARAMETER    /* (19) Given parameter is invalid */
+	FR_OK = 0,				/* (0) Succeeded */
+	FR_DISK_ERR,			/* (1) A hard error occurred in the low level disk I/O layer */
+	FR_INT_ERR,				/* (2) Assertion failed */
+	FR_NOT_READY,			/* (3) The physical drive cannot work */
+	FR_NO_FILE,				/* (4) Could not find the file */
+	FR_NO_PATH,				/* (5) Could not find the path */
+	FR_INVALID_NAME,		/* (6) The path name format is invalid */
+	FR_DENIED,				/* (7) Access denied due to prohibited access or directory full */
+	FR_EXIST,				/* (8) Access denied due to prohibited access */
+	FR_INVALID_OBJECT,		/* (9) The file/directory object is invalid */
+	FR_WRITE_PROTECTED,		/* (10) The physical drive is write protected */
+	FR_INVALID_DRIVE,		/* (11) The logical drive number is invalid */
+	FR_NOT_ENABLED,			/* (12) The volume has no work area */
+	FR_NO_FILESYSTEM,		/* (13) There is no valid FAT volume */
+	FR_MKFS_ABORTED,		/* (14) The f_mkfs() aborted due to any parameter error */
+	FR_TIMEOUT,				/* (15) Could not get a grant to access the volume within defined period */
+	FR_LOCKED,				/* (16) The operation is rejected according to the file sharing policy */
+	FR_NOT_ENOUGH_CORE,		/* (17) LFN working buffer could not be allocated */
+	FR_TOO_MANY_OPEN_FILES,	/* (18) Number of open files > _FS_SHARE */
+	FR_INVALID_PARAMETER	/* (19) Given parameter is invalid */
 } FRESULT;
 
 
@@ -202,38 +209,45 @@
 /*--------------------------------------------------------------*/
 /* FatFs module application interface                           */
 
-FRESULT f_mount (BYTE, FATFS*);                     /* Mount/Unmount a logical drive */
-FRESULT f_open (FIL*, const TCHAR*, BYTE);          /* Open or create a file */
-FRESULT f_read (FIL*, void*, UINT, UINT*);          /* Read data from a file */
-FRESULT f_lseek (FIL*, DWORD);                      /* Move file pointer of a file object */
-FRESULT f_close (FIL*);                             /* Close an open file object */
-FRESULT f_opendir (FATFS_DIR*, const TCHAR*);             /* Open an existing directory */
-FRESULT f_readdir (FATFS_DIR*, FILINFO*);                 /* Read a directory item */
-FRESULT f_stat (const TCHAR*, FILINFO*);            /* Get file status */
-FRESULT f_write (FIL*, const void*, UINT, UINT*);   /* Write data to a file */
-FRESULT f_getfree (const TCHAR*, DWORD*, FATFS**);  /* Get number of free clusters on the drive */
-FRESULT f_truncate (FIL*);                          /* Truncate file */
-FRESULT f_sync (FIL*);                              /* Flush cached data of a writing file */
-FRESULT f_unlink (const TCHAR*);                    /* Delete an existing file or directory */
-FRESULT f_mkdir (const TCHAR*);                     /* Create a new directory */
-FRESULT f_chmod (const TCHAR*, BYTE, BYTE);         /* Change attribute of the file/dir */
-FRESULT f_utime (const TCHAR*, const FILINFO*);     /* Change times-tamp of the file/dir */
-FRESULT f_rename (const TCHAR*, const TCHAR*);      /* Rename/Move a file or directory */
-FRESULT f_chdrive (BYTE);                           /* Change current drive */
-FRESULT f_chdir (const TCHAR*);                     /* Change current directory */
-FRESULT f_getcwd (TCHAR*, UINT);                    /* Get current directory */
-FRESULT f_forward (FIL*, UINT(*)(const BYTE*,UINT), UINT, UINT*);   /* Forward data to the stream */
-FRESULT f_mkfs (BYTE, BYTE, UINT);                  /* Create a file system on the drive */
-FRESULT f_fdisk (BYTE, const DWORD[], void*);       /* Divide a physical drive into some partitions */
-int f_putc (TCHAR, FIL*);                           /* Put a character to the file */
-int f_puts (const TCHAR*, FIL*);                    /* Put a string to the file */
-int f_printf (FIL*, const TCHAR*, ...);             /* Put a formatted string to the file */
-TCHAR* f_gets (TCHAR*, int, FIL*);                  /* Get a string from the file */
+FRESULT f_open (FIL* fp, const TCHAR* path, BYTE mode);				/* Open or create a file */
+FRESULT f_close (FIL* fp);											/* Close an open file object */
+FRESULT f_read (FIL* fp, void* buff, UINT btr, UINT* br);			/* Read data from a file */
+FRESULT f_write (FIL* fp, const void* buff, UINT btw, UINT* bw);	/* Write data to a file */
+FRESULT f_forward (FIL* fp, UINT(*func)(const BYTE*,UINT), UINT btf, UINT* bf);	/* Forward data to the stream */
+FRESULT f_lseek (FIL* fp, DWORD ofs);								/* Move file pointer of a file object */
+FRESULT f_truncate (FIL* fp);										/* Truncate file */
+FRESULT f_sync (FIL* fp);											/* Flush cached data of a writing file */
+FRESULT f_opendir (FATFS_DIR* dp, const TCHAR* path);						/* Open a directory */
+FRESULT f_closedir (FATFS_DIR* dp);										/* Close an open directory */
+FRESULT f_readdir (FATFS_DIR* dp, FILINFO* fno);							/* Read a directory item */
+FRESULT f_findfirst (FATFS_DIR* dp, FILINFO* fno, const TCHAR* path, const TCHAR* pattern);	/* Find first file */
+FRESULT f_findnext (FATFS_DIR* dp, FILINFO* fno);							/* Find next file */
+FRESULT f_mkdir (const TCHAR* path);								/* Create a sub directory */
+FRESULT f_unlink (const TCHAR* path);								/* Delete an existing file or directory */
+FRESULT f_rename (const TCHAR* path_old, const TCHAR* path_new);	/* Rename/Move a file or directory */
+FRESULT f_stat (const TCHAR* path, FILINFO* fno);					/* Get file status */
+FRESULT f_chmod (const TCHAR* path, BYTE attr, BYTE mask);			/* Change attribute of the file/FATFS_DIR */
+FRESULT f_utime (const TCHAR* path, const FILINFO* fno);			/* Change times-tamp of the file/FATFS_DIR */
+FRESULT f_chdir (const TCHAR* path);								/* Change current directory */
+FRESULT f_chdrive (const TCHAR* path);								/* Change current drive */
+FRESULT f_getcwd (TCHAR* buff, UINT len);							/* Get current directory */
+FRESULT f_getfree (const TCHAR* path, DWORD* nclst, FATFS** fatfs);	/* Get number of free clusters on the drive */
+FRESULT f_getlabel (const TCHAR* path, TCHAR* label, DWORD* vsn);	/* Get volume label */
+FRESULT f_setlabel (const TCHAR* label);							/* Set volume label */
+FRESULT f_mount (FATFS* fs, const TCHAR* path, BYTE opt);			/* Mount/Unmount a logical drive */
+FRESULT f_mkfs (const TCHAR* path, BYTE sfd, UINT au);				/* Create a file system on the volume */
+FRESULT f_fdisk (BYTE pdrv, const DWORD szt[], void* work);			/* Divide a physical drive into some partitions */
+int f_putc (TCHAR c, FIL* fp);										/* Put a character to the file */
+int f_puts (const TCHAR* str, FIL* cp);								/* Put a string to the file */
+int f_printf (FIL* fp, const TCHAR* str, ...);						/* Put a formatted string to the file */
+TCHAR* f_gets (TCHAR* buff, int len, FIL* fp);						/* Get a string from the file */
 
-#define f_eof(fp) (((fp)->fptr == (fp)->fsize) ? 1 : 0)
-#define f_error(fp) (((fp)->flag & FA__ERROR) ? 1 : 0)
+#define f_eof(fp) ((int)((fp)->fptr == (fp)->fsize))
+#define f_error(fp) ((fp)->err)
 #define f_tell(fp) ((fp)->fptr)
 #define f_size(fp) ((fp)->fsize)
+#define f_rewind(fp) f_lseek((fp), 0)
+#define f_rewinddir(dp) f_readdir((dp), 0)
 
 #ifndef EOF
 #define EOF (-1)
@@ -246,26 +260,26 @@
 /* Additional user defined functions                            */
 
 /* RTC function */
-#if !_FS_READONLY
+#if !_FS_READONLY && !_FS_NORTC
 DWORD get_fattime (void);
 #endif
 
 /* Unicode support functions */
-#if _USE_LFN                        /* Unicode - OEM code conversion */
-WCHAR ff_convert (WCHAR, UINT);     /* OEM-Unicode bidirectional conversion */
-WCHAR ff_wtoupper (WCHAR);          /* Unicode upper-case conversion */
-#if _USE_LFN == 3                   /* Memory functions */
-void* ff_memalloc (UINT);           /* Allocate memory block */
-void ff_memfree (void*);            /* Free memory block */
+#if _USE_LFN							/* Unicode - OEM code conversion */
+WCHAR ff_convert (WCHAR chr, UINT FATFS_DIR);	/* OEM-Unicode bidirectional conversion */
+WCHAR ff_wtoupper (WCHAR chr);			/* Unicode upper-case conversion */
+#if _USE_LFN == 3						/* Memory functions */
+void* ff_memalloc (UINT msize);			/* Allocate memory block */
+void ff_memfree (void* mblock);			/* Free memory block */
 #endif
 #endif
 
 /* Sync functions */
 #if _FS_REENTRANT
-int ff_cre_syncobj (BYTE, _SYNC_t*);/* Create a sync object */
-int ff_req_grant (_SYNC_t);         /* Lock sync object */
-void ff_rel_grant (_SYNC_t);        /* Unlock sync object */
-int ff_del_syncobj (_SYNC_t);       /* Delete a sync object */
+int ff_cre_syncobj (BYTE vol, _SYNC_t* sobj);	/* Create a sync object */
+int ff_req_grant (_SYNC_t sobj);				/* Lock sync object */
+void ff_rel_grant (_SYNC_t sobj);				/* Unlock sync object */
+int ff_del_syncobj (_SYNC_t sobj);				/* Delete a sync object */
 #endif
 
 
@@ -277,57 +291,56 @@
 
 /* File access control and file status flags (FIL.flag) */
 
-#define FA_READ             0x01
-#define FA_OPEN_EXISTING    0x00
-#define FA__ERROR           0x80
+#define	FA_READ				0x01
+#define	FA_OPEN_EXISTING	0x00
 
 #if !_FS_READONLY
-#define FA_WRITE            0x02
-#define FA_CREATE_NEW       0x04
-#define FA_CREATE_ALWAYS    0x08
-#define FA_OPEN_ALWAYS      0x10
-#define FA__WRITTEN         0x20
-#define FA__DIRTY           0x40
+#define	FA_WRITE			0x02
+#define	FA_CREATE_NEW		0x04
+#define	FA_CREATE_ALWAYS	0x08
+#define	FA_OPEN_ALWAYS		0x10
+#define FA__WRITTEN			0x20
+#define FA__DIRTY			0x40
 #endif
 
 
 /* FAT sub type (FATFS.fs_type) */
 
-#define FS_FAT12    1
-#define FS_FAT16    2
-#define FS_FAT32    3
+#define FS_FAT12	1
+#define FS_FAT16	2
+#define FS_FAT32	3
 
 
 /* File attribute bits for directory entry */
 
-#define AM_RDO  0x01    /* Read only */
-#define AM_HID  0x02    /* Hidden */
-#define AM_SYS  0x04    /* System */
-#define AM_VOL  0x08    /* Volume label */
-#define AM_LFN  0x0F    /* LFN entry */
-#define AM_DIR  0x10    /* Directory */
-#define AM_ARC  0x20    /* Archive */
-#define AM_MASK 0x3F    /* Mask of defined bits */
+#define	AM_RDO	0x01	/* Read only */
+#define	AM_HID	0x02	/* Hidden */
+#define	AM_SYS	0x04	/* System */
+#define	AM_VOL	0x08	/* Volume label */
+#define AM_LFN	0x0F	/* LFN entry */
+#define AM_DIR	0x10	/* Directory */
+#define AM_ARC	0x20	/* Archive */
+#define AM_MASK	0x3F	/* Mask of defined bits */
 
 
 /* Fast seek feature */
-#define CREATE_LINKMAP  0xFFFFFFFF
+#define CREATE_LINKMAP	0xFFFFFFFF
 
 
 
 /*--------------------------------*/
 /* Multi-byte word access macros  */
 
-#if _WORD_ACCESS == 1   /* Enable word access to the FAT structure */
-#define LD_WORD(ptr)        (WORD)(*(WORD*)(BYTE*)(ptr))
-#define LD_DWORD(ptr)       (DWORD)(*(DWORD*)(BYTE*)(ptr))
-#define ST_WORD(ptr,val)    *(WORD*)(BYTE*)(ptr)=(WORD)(val)
-#define ST_DWORD(ptr,val)   *(DWORD*)(BYTE*)(ptr)=(DWORD)(val)
-#else                   /* Use byte-by-byte access to the FAT structure */
-#define LD_WORD(ptr)        (WORD)(((WORD)*((BYTE*)(ptr)+1)<<8)|(WORD)*(BYTE*)(ptr))
-#define LD_DWORD(ptr)       (DWORD)(((DWORD)*((BYTE*)(ptr)+3)<<24)|((DWORD)*((BYTE*)(ptr)+2)<<16)|((WORD)*((BYTE*)(ptr)+1)<<8)|*(BYTE*)(ptr))
-#define ST_WORD(ptr,val)    *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8)
-#define ST_DWORD(ptr,val)   *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8); *((BYTE*)(ptr)+2)=(BYTE)((DWORD)(val)>>16); *((BYTE*)(ptr)+3)=(BYTE)((DWORD)(val)>>24)
+#if _WORD_ACCESS == 1	/* Enable word access to the FAT structure */
+#define	LD_WORD(ptr)		(WORD)(*(WORD*)(BYTE*)(ptr))
+#define	LD_DWORD(ptr)		(DWORD)(*(DWORD*)(BYTE*)(ptr))
+#define	ST_WORD(ptr,val)	*(WORD*)(BYTE*)(ptr)=(WORD)(val)
+#define	ST_DWORD(ptr,val)	*(DWORD*)(BYTE*)(ptr)=(DWORD)(val)
+#else					/* Use byte-by-byte access to the FAT structure */
+#define	LD_WORD(ptr)		(WORD)(((WORD)*((BYTE*)(ptr)+1)<<8)|(WORD)*(BYTE*)(ptr))
+#define	LD_DWORD(ptr)		(DWORD)(((DWORD)*((BYTE*)(ptr)+3)<<24)|((DWORD)*((BYTE*)(ptr)+2)<<16)|((WORD)*((BYTE*)(ptr)+1)<<8)|*(BYTE*)(ptr))
+#define	ST_WORD(ptr,val)	*(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8)
+#define	ST_DWORD(ptr,val)	*(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8); *((BYTE*)(ptr)+2)=(BYTE)((DWORD)(val)>>16); *((BYTE*)(ptr)+3)=(BYTE)((DWORD)(val)>>24)
 #endif
 
 #ifdef __cplusplus
@@ -335,3 +348,4 @@
 #endif
 
 #endif /* _FATFS */
+